Question 1

Information from multiple sensory systems is processed and integrated in the

Accepted Answer

A)  frontal lobe.
B)  corpus callosum.
C)  glial cells.
D)  association areas.E) B) and C)
F) A) and B)

Question 2

Which factor is a problem with the assumption that the similarities of twins in the Minnesota Study are due to genetic factors?

Accepted Answer

A)  Not all of the twins were identical.
B)  The environments of the twins may have been similar.
C)  The adoptive parents and siblings were not compared to the biological twins and siblings.
D)  All of these factors are problems with the assumption.E) A) and B)
F) None of the above

Question 3

Sensitive periods are relevant to experience-_____ plasticity.

Accepted Answer

A)  dependent
B)  independent
C)  expectant
D)  protectedE) A) and D)
F) A) and B)

Question 4

DTI has been used to investigate all of these EXCEPT

Accepted Answer

A)  model white-matter development during early postnatal development.
B)  model myelination during early postnatal development.
C)  localization of electrical signals within the brain during activity.
D)  atypical patterns of brain connectivity amongst toddlers with autism.E) A) and D)
F) B) and C)

Question 5

The twin-study design compares

Accepted Answer

A)  siblings who have lived together to those who have not.
B)  same-sex twins to opposite-sex twins.
C)  identical twins reared together to identical twins reared apart.
D)  identical twins to fraternal twins.E) A) and B)
F) A) and C)

Question 6

Which infant is at an increased risk for delayed or slowed brain growth?

Accepted Answer

A)  Gerardo, who is Latino and whose parents are middle class
B)  Bree, who is Caucasian and whose parents are of high SES
C)  Ami, who is Asian and whose parents are middle-class
D)  Juan, who is Latino and whose parents are of low SESE) B) and D)
F) C) and D)

Question 7

Behaviour geneticists believe that _____ of the behavioural traits of human beings are influenced at least to some degree by genetic factors.

Accepted Answer

A)  none
B)  a small percentage
C)  about half
D)  allE) A) and D)
F) A) and B)

Question 8

Which statement about physical growth is TRUE?

Accepted Answer

A)  Physical growth is quite regular over time.
B)  Humans grow for a smaller proportion of their life span than do other species.
C)  Growth tends to be even across different parts of the body.
D)  Growth is uneven over time.E) B) and C)
F) A) and B)

Question 9

For twins who grow up together, the degree of similarity of the environment is assumed to be equal. This is known as the

Accepted Answer

A)  equal environments assumption.
B)  heritability assumption.
C)  population heritability hypothesis.
D)  genome-wide association.E) None of the above
F) C) and D)

Question 10

An individual suffers brain damage to one small area of the brain. As a result, he struggles to process visual information. Which area has MOST likely been injured?

Accepted Answer

A)  frontal lobe
B)  corpus callosum
C)  occipital lobe
D)  parietal lobeE) B) and C)
F) A) and D)

Question 11

The complete set of genes is referred to as a

Accepted Answer

A)  genome.
B)  genesis.
C)  genotype.
D)  genode.E) C) and D)
F) A) and B)

Question 12

In an adoption study designed to examine genetic and environmental influences, the correlation between _____ on a particular trait is compared to the correlation between _____ on that trait.

Accepted Answer

A)  adopted children and their adoptive parents; biological children and their biological parents
B)  fraternal twins raised apart; identical twins raised apart
C)  identical twins raised apart; identical twins raised together
D)  adopted children and their adoptive parents; adopted children and their biological parentsE) A) and D)
F) C) and D)

Question 13

Which lobe of the cerebral cortex is MOST important for the processing of emotion and auditory information?

Accepted Answer

A)  temporal
B)  parietal
C)  frontal
D)  occipitalE) B) and C)
F) None of the above

Question 14

Which method for examining the specific areas of the brain associated with particular behaviours, thoughts, and feelings is MOST likely to be used with infants and young children?

Accepted Answer

A)  positron emission tomography (PET)  scan
B)  functional magnetic resonance imaging (fMRI) 
C)  electrophysiological recording
D)  autopsyE) B) and C)
F) A) and C)

Question 15

Behaviour genetic studies have revealed that fraternal twins reared together and identical twins reared together are equally similar on trait Q. This indicates the importance of

Accepted Answer

A)  shared genetics.
B)  nonshared genetics.
C)  shared environment.
D)  nonshared environment.E) All of the above
F) None of the above

Question 16

A finding that siblings reared together are more similar in intelligence than are half-siblings (individuals who share one parent)  reared together would be evidence for the

Accepted Answer

A)  importance of genetic factors.
B)  importance of environmental factors.
C)  interplay between genes and environment.
D)  all of these.E) C) and D)
F) A) and C)

Question 17

Professor Thomas is conducting an fMRI study with infant participants. This means that the infant participants will need to be _____, which limits the kinds of research questions that can be investigated.

Accepted Answer

A)  awake
B)  asleep
C)  dreaming
D)  cryingE) B) and D)
F) B) and C)

Question 18

Traits that are influenced by genetic factors are considered

Accepted Answer

A)  multifactorial.
B)  heritable.
C)  sex-linked.
D)  environmental.E) None of the above
F) B) and C)

Question 19

Which statement about heritability estimates is TRUE?

Accepted Answer

A)  Heritability estimates suggest the existence of genes for particular behavioural patterns, such as divorce.
B)  Heritability estimates can differ dramatically for groups of people in very different environments.
C)  Heritability estimates are informative in determining the relative genetic and environmental contributions to the development of a particular individual.
D)  Heritability estimates indicate the level of changeability of the trait.E) A) and B)
F) B) and D)

Question 20

Kody, a boy, and Shakira, a girl, are brother and sister. They both inherit the same recessive allele for trait T on their X chromosome from their mother. What is the relative likelihood of Kody and Shakira expressing trait T?

Accepted Answer

A)  Both Kody and Shakira are likely to express trait T.
B)  Kody is more likely than is Shakira to express trait T.
C)  Shakira is more likely than is Kody to express trait T.
D)  Neither Kody nor Shakira is likely to express trait T.E) B) and C)
F) A) and B)

Exam 3: Biology and Behavior

Professor Thomas is conducting an fMRI study with infant participants. This means that the infant participants will need to be _____, which limits the kinds of research questions that can be investigated.

Correct AnswerverifiedShow Answer

For twins who grow up together, the degree of similarity of the environment is assumed to be equal. This is known as the

Correct AnswerverifiedShow Answer

A finding that siblings reared together are more similar in intelligence than are half-siblings (individuals who share one parent) reared together would be evidence for the

Correct AnswerverifiedShow Answer

Behaviour genetic studies have revealed that fraternal twins reared together and identical twins reared together are equally similar on trait Q. This indicates the importance of

Correct AnswerverifiedShow Answer

Which statement about heritability estimates is TRUE?

Correct AnswerverifiedShow Answer

The complete set of genes is referred to as a

Correct AnswerverifiedShow Answer

Which lobe of the cerebral cortex is MOST important for the processing of emotion and auditory information?

Correct AnswerverifiedShow Answer

DTI has been used to investigate all of these EXCEPT

Correct AnswerverifiedShow Answer

Kody, a boy, and Shakira, a girl, are brother and sister. They both inherit the same recessive allele for trait T on their X chromosome from their mother. What is the relative likelihood of Kody and Shakira expressing trait T?

Correct AnswerverifiedShow Answer

Which method for examining the specific areas of the brain associated with particular behaviours, thoughts, and feelings is MOST likely to be used with infants and young children?

Correct AnswerverifiedShow Answer

Which factor is a problem with the assumption that the similarities of twins in the Minnesota Study are due to genetic factors?

Correct AnswerverifiedShow Answer

Sensitive periods are relevant to experience-_____ plasticity.

Correct AnswerverifiedShow Answer

Behaviour geneticists believe that _____ of the behavioural traits of human beings are influenced at least to some degree by genetic factors.

Correct AnswerverifiedShow Answer

The twin-study design compares

Correct AnswerverifiedShow Answer

In an adoption study designed to examine genetic and environmental influences, the correlation between _____ on a particular trait is compared to the correlation between _____ on that trait.

Correct AnswerverifiedShow Answer

Which infant is at an increased risk for delayed or slowed brain growth?

Correct AnswerverifiedShow Answer

Traits that are influenced by genetic factors are considered

Correct AnswerverifiedShow Answer

An individual suffers brain damage to one small area of the brain. As a result, he struggles to process visual information. Which area has MOST likely been injured?

Correct AnswerverifiedShow Answer

Which statement about physical growth is TRUE?

Correct AnswerverifiedShow Answer

Information from multiple sensory systems is processed and integrated in the

Correct AnswerverifiedShow Answer

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In an adoption study designed to examine genetic and environmental influences, the correlation between _ on a particular trait is compared to the correlation between _ on that trait.

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